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Under standered condition `Delta G^(@)` for the reaction `2Cr(s)= 3Cd^(2+)(aq) rarr 2Cr_((a a))^(3+) +3Cd(s)` is `(E_(Cr^(3+)//Cr)^(@) = - 0.74 V, E_(Cd^(2+)//Cd)^(@) = - 0.4 V)`A. `-65.62 J` moleB. `-196.86 kJ` moleC. `- 98.43 kJ` moleD. `-96.86 J `mole |
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Answer» Correct Answer - b `Delta G^(@) = - nFE_(cell)^(@) - 6 xx 96500 + 0.34 = - 196.86 KJ// mol` |
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